Seat cushion · inflatable air cells

Long hours on a hard chair? Pleaxit – an inflatable seat cushion with air cells – adjustable firmness for more sitting comfort

Pleaxit is an inflatable cushion you put on any chair, car seat or bench. According to the seller, its air cells adapt to your body and spread the pressure, and you set the firmness with a valve button. The seller also promises relief from back and tailbone pain – that is a medical claim we cannot confirm, so this page sticks to what a seat cushion can do: make sitting more comfortable.

Inflatable air-cell design, firmness adjustable
Waterproof cover and non-slip base, according to the seller
Light and portable – for office, car or travel
Comfort product – not a medical device

See the Pleaxit offer

Price, pack sizes and shipping are shown at the seller's checkout

Pleaxit inflatable seat cushion with air cells, top view

What Pleaxit is

An air-cell seat cushion – and what we can honestly say about it

Air-cell cushions are a well-known category, from office use to wheelchairs. Here is what the seller tells you about Pleaxit – and where we draw the line.

How it works

Interconnected air cells shift as you move, so the cushion follows your shape rather than pushing back like foam. The more air, the firmer the seat.

What the seller states

Inflatable air-cell design with adjustable firmness, a waterproof and spill-proof cover, a non-slip base and very low weight. Dimensions, materials and maximum load are not published.

What we don't promise

The seller says Pleaxit relieves back and tailbone pain and improves posture. Those are medical claims, and we found no medical-device registration. For pain, see a doctor or physiotherapist.

Before you buy

Pleaxit features: what the seller states – and what is not published

Useful to know before you order. All points come from the seller's website (October 2026).

Point	What we found
Design	Inflatable air cells, firmness adjustable with a button/valve
Cover and base	Waterproof, spill-proof surface; non-slip base (seller)
Dimensions, weight, max. load	Not published
Pump	Offered as an add-on on some versions of the order page – check whether it is included
Guarantee	Different lengths on different versions of the page – check at checkout
Seller	"Qinux Pleaxit" – no company address on the website; the contract partner is shown at checkout

Seller figures on customer numbers vary between versions of the website, so we do not repeat them.

How to use it

How to use Pleaxit in 3 steps

Inflate
Inflate the cushion – with the pump if you ordered one.
Adjust
Place it on the chair, sit down and let air out with the valve button until it feels comfortable. You should not bottom out on the seat.
Take it along
Deflate it for transport and use it in the car, on a bench or when travelling.

Buy Pleaxit

Where to buy Pleaxit: price and current offer

You can buy Pleaxit directly on the seller's website. Prices, pack sizes and offers change, so we do not list amounts here – the price that applies is the one shown at checkout.

1–5

Cushions per order

The seller offers single cushions and multi-packs, for example for home and office.

Official source

Order on the seller's own website, not from unknown third-party sellers. Purchase and delivery are handled by the seller.

$ / € / £

Price at checkout

The price, add-ons such as a pump or extended warranty, and shipping costs are shown at checkout before you pay. Untick add-ons you don't want.

Check the Pleaxit price at the seller

Advertisement: the link goes to the seller. We may earn a commission – the price is not affected.

Shipping and payment

What to check at the seller's checkout

We could not verify delivery times, payment methods or the guarantee ourselves – check these points at checkout.

Delivery

Delivery time, carrier and shipping costs are shown at checkout. Ask about customs if the parcel ships from outside your country.

Payment methods

Which payment methods are available is shown at checkout. If you can, choose one with buyer protection.

Returns and guarantee

The guarantee period differs between versions of the seller's page – rely on what the checkout and the terms say. Your statutory consumer rights apply regardless.

Customer service

Questions about orders, delivery and returns go to the seller. Keep your order confirmation – it names the contract partner.

Good to know

Using Pleaxit safely

Do not over-inflate the cushion, and keep it away from sharp objects and heat sources.
Check the air pressure regularly – air cushions can lose air over time.
Pleaxit is a comfort product, not a medical device. It is not intended to diagnose, treat or prevent any condition.
If you have back, hip or tailbone pain, numbness, or are at risk of pressure sores, see a doctor, physiotherapist or occupational therapist. They can recommend a suitable – if necessary, certified medical – cushion.

Questions and answers

Frequently asked questions about Pleaxit

Does Pleaxit relieve back or tailbone pain?

We cannot confirm that. A seat cushion can make sitting more comfortable, but pain relief is a medical claim, and we found no medical-device registration for Pleaxit. For pain, see a doctor or physiotherapist.

How does an air-cell cushion work?

Connected air cells move air between them when you shift, so the cushion follows your shape and spreads your weight. You set the firmness by letting air in or out.

Is a pump included?

That is not clear: on some versions of the seller's page a pump is offered as an add-on. Check the order summary before you pay.

How big is the cushion and how much weight does it hold?

The seller does not publish dimensions or a maximum load. If that matters to you, ask the seller before ordering.

Can I use it in the car or on a wheelchair?

The seller says it fits any chair. For wheelchairs or people at risk of pressure sores, use a certified medical cushion chosen with professional advice.

Who sells Pleaxit?

The website names "Qinux Pleaxit" but no company address. The contract partner is shown at checkout and in your order confirmation. We do not sell the product ourselves – we link to the seller's offer and may earn a commission.

How much does Pleaxit cost?

The price depends on the number of cushions and the current offer. Prices change, so we do not quote amounts – the current price and shipping costs are shown at checkout before you pay.

Can I return it?

Returns are handled by the seller under the seller's terms. The stated guarantee period differs between page versions, so check the terms at checkout. Your statutory consumer rights apply regardless.

Verdict

Pleaxit review: is it worth a try?

As an adjustable comfort cushion for long hours of sitting – possibly. As a treatment for back pain – no.

Consider it if …

hard chairs or long car journeys make sitting uncomfortable
you want a light cushion you can take along and adjust

Skip it if …

you need relief from diagnosed back, hip or tailbone problems – get professional advice
you need exact dimensions or a maximum load before buying
you prefer sellers with a published company address

Our assessment: an air-cell seat cushion is a plausible comfort aid, and Pleaxit's design follows that idea. The seller's health promises go further than a cushion can, and key details – size, load, company address, guarantee – are missing or inconsistent. We have not tested the product ourselves; the product details come from the seller.

Buy Pleaxit: see the current offer and price

Inflatable air-cell seat cushion with adjustable firmness, for office, car and travel. The current price and availability are shown at the seller.

Buy Pleaxit at the seller

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